sharepoint 工作流 相关

http://www.documentmanagementworkflowinfo.com/sample-sharepoint-workflows/format-date-sharepoint-designer-workflow-sharepoint-formula.htm

 

http://blogs.msdn.com/b/sharepointdeveloperdocs/archive/2007/11/15/extending-workflow-actions-for-sharepoint-designer.aspx

 

http://spdactivities.codeplex.com/workitem/3268?ProjectName=spdactivities